definitive answers. professors at uc berkeley gathered the most details traffic information yet. they found that the traffic is the worst in southeast san jose, hayward, san ramon and san rafael. they looked at very specific issues. they think they have the answer to this frustrating problem. >> you do not know where the traffic comes from, you do not see an accident or figure. it is just really bad. >> they believe this happens because people from outlying neighborhoods all come together like tributaries feeding a river and cause congestion at a random time for others on the freeway. this, researchers believe, will help them target and try to somehow fix problem areas. >> i am in favor of figuring this problem out. >> traffic officials say the time of building new freeways is behind us and this research will use what we have more efficiently which could mean more metering lights at the points where the neighbors come together and enter the freeway or, maybe, telling the commuters different times they should leave the house. >> thank you. happening now, governor brown is fighting to end a f